This topic contains a solution. Click here to go to the answer

Author Question: Construct a data set for which the range is misleading as a measure of variation. Explain why the ... (Read 65 times)

geoffrey

  • Moderator
  • Hero Member
  • *****
  • Posts: 880
Construct a data set for which the range is misleading as a measure of variation. Explain
  why the range is misleading and suggest an alternative measure of variation.
 
  What will be an ideal response?

Question 2

Last year, nine employees of an electronics company retired. Their ages at retirement are listed
  below.
  51 61 62 57 50 67 68 58 53
 
  A) 51 yr, 61 yr, 62 yr, 57 yr, 50 yr, 67 yr, 68 yr, 58 yr, 53 yr
  B) 58 yr
  C) 58.6 yr
  D) no mode



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

atrochim

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

Answers will vary. The data set should contain an outlier, which will tend to make the range quite large even though
the remaining data may be bunched fairly close together. In general, the standard deviation or variance are more
reliable measures of variation.

Answer to Question 2

D




geoffrey

  • Member
  • Posts: 880
Reply 2 on: Jul 25, 2018
Excellent


Viet Thy

  • Member
  • Posts: 329
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

For a complete list of videos, visit our video library